Home / 6,219.30-8,582.41-3,386.62

Finding the Fourth Proportional to 6,219.30, 8,582.41 and 3,386.62

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Solution

The fourth proportional to 6,219.30, 8,582.41 and 3,386.62 is: 4,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.30 : 8,582.41 = 3,386.62 : x
  2. Step 2: Convert to fraction form
    6,219.30/8,582.41 = 3,386.62/x
  3. Step 3: Cross multiply
    6,219.30x = 8,582.41 × 3,386.62
  4. Step 4: Simplify right side
    6,219.30x = 29,065,361.35
  5. Step 5: Solve for x
    x = 29,065,361.35/6,219.30
  6. Step 6: Final answer
    x = 4,673.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.